In what year was the oldest partner of the 2015 Russian national champion ice dancers born?
1992
-1
Section::::Abstract.
Ruslan Zhiganshin
29997549
-1
Section::::Abstract.
Ruslan Zhiganshin
29997549
-1
Section::::Abstract.
Elena Ilinykh
24224283
-1
Section::::Abstract.
Elena Ilinykh
24224283